31006720

素因数分解:

$2^{13}\times 5^1\times {\mathrm{757}}^1$

素因数の和:788

約数の個数: 56

約数和(自身を含む): 74509884

約数和(自身を除く): 43503164

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 757, 1024, 1280, 1514, 2048, 2560, 3028, 3785, 4096, 5120, 6056, 7570, 8192, 10240, 12112, 15140, 20480, 24224, 30280, 40960, 48448, 60560, 96896, 121120, 193792, 242240, 387584, 484480, 775168, 968960, 1550336, 1937920, 3100672, 3875840, 6201344, 7751680, 15503360, 31006720]

約数ペア:

[(1, 31006720), (2, 15503360), (4, 7751680), (5, 6201344), (8, 3875840), (10, 3100672), (16, 1937920), (20, 1550336), (32, 968960), (40, 775168), (64, 484480), (80, 387584), (128, 242240), (160, 193792), (256, 121120), (320, 96896), (512, 60560), (640, 48448), (757, 40960), (1024, 30280), (1280, 24224), (1514, 20480), (2048, 15140), (2560, 12112), (3028, 10240), (3785, 8192), (4096, 7570), (5120, 6056)]